September weather in Port Gibson, MS
The average temperature in Port Gibson in September is 77.2°F (65.3°F–89.1°F). Average precipitation: 3.75 inches.
September is a fall month in Port Gibson, and is warmer than the annual average of 65.8°F. Daily temperatures swing about 23.8°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 11m. For travel, September is hot.
Avg High
89.1°F
Avg Low
65.3°F
Precipitation
3.75 in
Daylight
12h 11m
September records in Port Gibson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 105.1°F (2000) | 52.0°F (1915) | 1.30 in (1976) |
| September 2 | 104.0°F (2000) | 52.0°F (1954) | 2.72 in (2008) |
| September 3 | 102.9°F (2000) | 53.1°F (1952) | 2.60 in (2008) |
| September 4 | 102.9°F (2000) | 50.0°F (1952) | 3.65 in (2008) |
| September 5 | 104.0°F (2000) | 51.1°F (1928) | 4.10 in (2011) |
| September 6 | 102.9°F (1925) | 52.0°F (1934) | 1.59 in (1899) |
| September 7 | 102.9°F (1925) | 48.9°F (2011) | 2.50 in (1959) |
| September 8 | 100.0°F (1925) | 48.9°F (1934) | 1.70 in (1942) |
| September 9 | 99.0°F (1909) | 48.0°F (1918) | 1.07 in (1997) |
| September 10 | 100.0°F (1909) | 48.0°F (1902) | 3.05 in (1894) |
| September 11 | 99.0°F (1980) | 48.9°F (1917) | 1.85 in (1973) |
| September 12 | 98.1°F (1911) | 43.0°F (1940) | 2.85 in (1986) |
| September 13 | 99.0°F (1980) | 43.0°F (1940) | 1.82 in (1914) |
| September 14 | 99.0°F (1911) | 41.0°F (1902) | 2.91 in (2007) |
| September 15 | 99.0°F (1896) | 41.0°F (1902) | 1.55 in (1913) |
| September 16 | 100.9°F (1980) | 46.9°F (1916) | 2.12 in (1971) |
| September 17 | 100.9°F (1896) | 46.9°F (1961) | 2.75 in (1902) |
| September 18 | 100.9°F (1896) | 44.1°F (1903) | 1.60 in (1980) |
| September 19 | 100.9°F (1925) | 43.0°F (1903) | 1.39 in (1943) |
| September 20 | 100.0°F (1924) | 43.0°F (1903) | 5.30 in (1932) |
| September 21 | 100.0°F (1925) | 39.9°F (1918) | 3.53 in (1898) |
| September 22 | 99.0°F (1896) | 39.0°F (1983) | 2.90 in (1965) |
| September 23 | 98.1°F (1925) | 39.0°F (1983) | 2.15 in (2009) |
| September 24 | 97.0°F (1931) | 42.1°F (1927) | 1.98 in (1914) |
| September 25 | 98.1°F (1931) | 42.1°F (1928) | 5.07 in (2005) |
| September 26 | 97.0°F (2016) | 39.9°F (1899) | 2.78 in (2002) |
| September 27 | 96.1°F (1900) | 37.0°F (1899) | 2.69 in (2002) |
| September 28 | 96.1°F (1953) | 37.9°F (1899) | 3.52 in (1972) |
| September 29 | 98.1°F (1953) | 35.1°F (1967) | 1.59 in (1946) |
| September 30 | 97.0°F (1911) | 35.1°F (1967) | 3.38 in (1905) |